ZipCheckup grade for 23831: C.
A mixed picture - some signals here are worth your attention.
Your top priority: test this home for radon. Check your ZIP → EPA radon map
Chester, VA (23831): PFAS Detected in Mapped Water Systems - 67/100
EPA data for Chesterfield Company Central Water System
EPA records for the water systems mapped to 23831 in Chester, VA contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water No drinking-water violations in EPA records since 2021.
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
- Flood 19 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
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Out of every safety indicator logged for Chester (23831), the high-priority category holds 1 - the critical category returns no results.
Score Breakdown
Overall Home Safety Score: 67/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (8) HIGH
Your Water System
ZIP code 23831 in Chester, Virginia is mapped to the water system Chesterfield Company Central Water System (EPA ID: VA4041845). This system provides water to approximately 389,897 people from surface water sources.
Other Water Quality Reports in Virginia
- 20101 (Dulles)
- 20102 (Dulles)
- 20103 (Dulles)
- 20104 (Dulles)
- 20105 (Aldie) - 5 violations recorded for mapped water systems
- 20106 (Amissville)
- 20108 (Manassas)
- 20109 (Manassas)
- 20110 (Manassas)
- 20111 (Manassas)
- 20112 (Manassas)
- 20113 (Manassas)
- 20115 (Marshall)
- 20116 (Marshall)
- 20117 (Middleburg) - 4 violations recorded for mapped water systems
- 20118 (Middleburg)
- 20119 (Catlett) - 1 violation recorded for mapped water systems
- 20120 (Centreville) - 1 violation recorded for mapped water systems
- 20121 (Centreville)
- 20122 (Centreville)
Nearby Water Quality Reports
- 23836 (Chester) - 4 mi
- 23237 (Richmond) - 5 mi
- 23834 (Colonial Heights) - 5 mi - 8 violations recorded for mapped water systems
- 23234 (Richmond) - 7 mi - 1 violation recorded for mapped water systems
- 23860 (Hopewell) - 8 mi - 5 violations recorded for mapped water systems
- 23806 (Virginia State University) - 8 mi
- 23801 (Fort Lee) - 8 mi
- 23228 (Henrico) - 8 mi
- 23229 (Henrico) - 8 mi
- 23231 (Henrico) - 8 mi - 1 violation recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Chesterfield Company Central Water System (VA4041845) on EPA.gov.
3 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 23831.
Detected compounds: PFBA.
Highest measured level: 0.015 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Environmental Hazards (11) MODERATE
Home & Infrastructure (7) OK
Cost & Community (9) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Chester
Based on local data for ZIP 23831, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Chester has 19 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 23831 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 23831 (primary system: Chesterfield Company Central Water System), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 23831's water come from?
The recorded water source for Chesterfield Company Central Water System, a system mapped to ZIP code 23831, is Surface water. This system serves approximately 389,897 people.
How does Chester water compare to the national average?
Chester's Home Safety Score ranks lower than 65% of U.S. ZIP codes, and lower than 63% of ZIP codes within Virginia.
How can I get my water tested in Chester?
If Chesterfield Company Central Water System supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 23831?
23831 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Chesterfield County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 23831's water?
Yes, PFAS have been detected in samples from water systems mapped to 23831. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 23831?
FEMA records contain 19 flood insurance claims filed in ZIP code 23831; the recorded rated-zone value (the most frequent one if there are several claims) is X, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Chester, VA (23831): PFAS Detected in Mapped Water Systems - 67/100. https://zipcheckup.com/report/23831/
@misc{zipcheckup-report-23831,
author = {{ZipCheckup}},
title = {{Chester, VA (23831): PFAS Detected in Mapped Water Systems - 67/100}},
year = {2026},
url = {https://zipcheckup.com/report/23831/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 23831
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 23836 | Chester, VA | 4.2 mi | C | 0 |
| 23237 | Richmond, VA | 4.7 mi | C | 0 |
| 23834 | Colonial Heights, VA | 5.1 mi | N/A | 8 |
| 23234 | Richmond, VA | 7.4 mi | A | 1 |
| 23860 | Hopewell, VA | 7.7 mi | N/A | 5 |
| 23806 | Virginia State University, VA | 7.8 mi | N/A | 0 |
| 23801 | Fort Lee, VA | 8.1 mi | N/A | 0 |
| 23228 | Henrico, VA | 8.4 mi | A | 0 |
| 23229 | Henrico, VA | 8.4 mi | A | 0 |
| 23231 | Henrico, VA | 8.4 mi | A | 1 |
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